public class Test{ 
public static void main（ String[] argv ）{ 
// insert statement here 
} 
}  
Which statement， inserted at line 3， produces the following output？（） 
Exception in thread “main” java.lang.AssertionError： true at Test.main（Test.java：3）  

public class Delta { 
static boolean foo（char c） { 
System.out.print（c）； 
return true； 
} 
public static void main（ String[] argv ） { 
int i =0； 
for （ foo（‘A’）； foo（‘B’）&&（i<2）； foo（‘C’））{ 
i++ ； 
foo（‘D’）； 
} 
} 
} 
What is the result？（）